Name requested: Coelocaulon aculeatumLichenologist 12 (1): 32, 32, 32. 16 (3): 216. Lichens of North America null: 215. Mycotaxon 18 (2): 486. 35 (2): 421. 40: 202, 219, 221. 41 (1): 71, 81, 89. 42: 37, 38. 47: 396, 397. 48: 256. 58: 202, 205.
Homotypic synonym: Lichen aculeatusLichenologist 16 (3): 216.
Homotypic synonym: Cornicularia aculeataAnnales Mycologici 12 (6): 512. Lichenologist 3 (1): 114. 3 (3): 315. 4 (1): 10. 12 (1): 32. Persoonia 9 (2): 165, 186.
Homotypic synonym: Cetraria aculeataAnnales Mycologici 12 (6): 512, 513. Lichenologist 3 (1): 114. 3 (3): 315. 4 (1): 10. 12 (1): 32. Lichens of North America null: 20, 121, 151, 179, 184, 213, 214, 215, 580. Mycologia 3 (3): 108, 110, 111, 118, 127. 11 (6): 298. Mycotaxon 47: 396. 58: 202, 205.